const Promise = require('bluebird')
Date.prototype.Format = function (format) {
    const items = {
        "M+": this.getMonth() + 1, //月份 
        "d+": this.getDate(), //日 
        "h+": this.getHours(), //小时 
        "m+": this.getMinutes(), //分 
        "s+": this.getSeconds(), //秒 
        "q+": Math.floor((this.getMonth() + 3) / 3), //季度 
        "S": this.getMilliseconds() //毫秒 
    };
    if (/(y+)/.test(format)) {
        format = format.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length))
    }

    for (let item in items) {
        if (new RegExp("(" + item + ")").test(format)) {
            format = format.replace(RegExp.$1, (RegExp.$1.length == 1) ? (items[item]) : (("00" + items[item]).substr(("" + items[item]).length)));
        }
    }

    return format;
}
class Util {
    async wait(time) {
        return new Promise((resolve, reject) => {
            setTimeout(() => {
                resolve(true)
            }, time)
        }).catch(err => {
            console.trace(err)
            return false
        })
    }
    async dateformate(format) {
        return new Date().Format(format)
    }
}

module.exports = new Util()